Dear Every One,Currently, according to the attached network diagram, I am experiencing a situation where network devices below the Firewall layer sometimes lose connection to the network (cannot ping the IP addresses of access switches).I checked the...
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Resolved! STP UplinkFast and BackboneFast
Hello, everyone. When it comes to UplinkFast, my study resource says that if a device loses a root port, it can immediately have a blocking port be chosen as the next root port and transition into forwarding without going through the listening/learni...
I had a problem with the upgrade of super engine 2T IOS yesterday. I was downgraded from IOS 15 SY7 to IOS 15 SY2. When the 15.0 SY2 software is imported to BootDisk, it is also set to start from 15 SY2. Reload switch, the following error occurs. b...
Hello, I know how to configure a password when a user try to connect on the router locally, the "enable password". R1(config)#enable password mypassword But I can't figure out how to do the same when a user want to configure the router.. Can you hel...
Hello, I am very new to networking and just set up a home lab. I have a 2901 router connected to my 1g fiber home internet. The router connects to a 2960x switch. Once everything was connected to the internet I did speed test and got 260mbps up and...
I have the following network; A ring backbone consisting of Nokia Routers running multiprotocol BGP, MPLS, LDP, SDP, VPRN service. The Sites would run a Cisco Switch that communicates with the Noka Router through BGP.The Cisco switches can communicat...
are there any limitation in regards to stacking a switch with an Essential License, or is this simply not possible and the only way to stack is with an Advantage License ?please let me know, I am still wondering if the license has anything to do with...
3 switches are connected in Ring and by default spanning tree block 1 port.. I have enable REP(RESILIENT ETHERNET PROTOCOL) as I execute command "rep segment 1" on each connected interface, it shows a message that ENABLING REP , disable spanning tree...
Hi All,So I have RADIUS with Microsoft NPS successfully working on my IE2000, 3000 switches with the WebUI, and SSH. But when logging into the console the permissions for my own user that gives it privilege level 1 is not followed and allows the user...
Ideally on our Catalyst and ISR devices we restrict TFTP transfers via an ACL with the statement "snmp-server file-transfer access-group {ACL #} protocol tftp"We have tried to implement this same feature recently into our Nexus devices with no succes...
Resolved! C9200 not enough free space to upgrade
I got an stack with two C9200. One C9200-24P-E, and one C9200-48T-E.This stack runs in install-mode, with software version 17.03.03. The two flash: are as following : Switch#dir flash-1:Directory of flash-1:/72892 -rw- 2097152 Sep 30 2021 08:07:04 +0...
Hey guysim trying to configure the sftp on a cisco c1000 i followed the documentationhowever when I execute the wr it shows no erros, in switch logs shows nothing everything is OK with username a password for the sftp usereverything is enabled firewa...
Help,We purchased a Nexus 9K and I'm trying to configure Radius and I can't seem to be able to make it work no matter what I do.Questions,Is it required to have the vrf mgmt 0 interface configured in order for radius to work on the Nexus 9K?Do I need...
Resolved! Any way to recover / reset VTP password
Hi Guys,I was just wondering that is there any way to recover / reset forgotten VTP password (other than reseting the box itself) like what we do to reset password on router (CRTL+BREAL sequence and then changing config register).I tried googling aro...
hello,I want to access to servers which are connected behind my router Cisco ISR LTE/4G.On the process creating the hostname, it tells me to fill a public IP address but i don't know why because the IP on the router is dynamic and changes every time....
